click below
click below
Normal Size Small Size show me how
chem prop and change
chemical properties and changes
| Question | Answer |
|---|---|
| What is a charged particle that has either more or fewer electrons than protons? | Ion |
| What is any substance that produces hydrogen ions in a water solution? | Acid |
| What is the change that occurs when a substance reacts and forms one or more new substances? | Chemical Change |
| What is the attraction formed between oppositely charged ions in an ionic compound? | Ionic Bond |
| What is any substance that forms hydroxide ions in a water solution? | Base |
| What is the attraction formed between atoms when they share electrons? | Covalent Bond |
| What is a compound formed when negative ions from an acid combine with positive ions from a base? | Salt |
| What is a substance made up of at least two different elements held together by chemical bonds that can only be broken down into elements by chemical processes? | Compound |
| What is a symbol for the measure of the acidity or alkalinity of a solution? | pH |